diff --git a/build-constraints.yaml b/build-constraints.yaml
index 91934220..7257501e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5298,11 +5298,13 @@ packages:
         - currycarbon
 
     "Benjamin Orchard <thefirstmuffinman@gmail.com> @raehik":
+        - mt19937
         - defun-core # https://github.com/phadej/defun/issues/4
         - symparsec
         - type-level-bytestrings
         - type-level-show
         - rerefined
+        - bytezap
         - generic-type-asserts
         - generic-type-functions
         - generic-data-functions